Pith Number

pith:KNAD4HLK

pith:2019:KNAD4HLKTFSZMJEJUUFGC3MI4M

not attested not anchored not stored refs pending

A Tight Analysis of Greedy Yields Subexponential Time Approximation for Uniform Decision Tree

Percy Liang, Ray Li, Stephen Mussmann

arxiv:1906.11385 v2 · 2019-06-26 · cs.DS · cs.AI · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNAD4HLKTFSZMJEJUUFGC3MI4M}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:13:49.426742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53403e1d6a9965962489a50a616d88e3347682af48853024cfc9e97a5841839c

Aliases

arxiv: 1906.11385 · arxiv_version: 1906.11385v2 · doi: 10.48550/arxiv.1906.11385 · pith_short_12: KNAD4HLKTFSZ · pith_short_16: KNAD4HLKTFSZMJEJ · pith_short_8: KNAD4HLK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KNAD4HLKTFSZMJEJUUFGC3MI4M \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 53403e1d6a9965962489a50a616d88e3347682af48853024cfc9e97a5841839c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16abab0e1accd2a0658153a5be4643c99af0fe360ef365ed75443a5b287d731",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-06-26T23:34:46Z",
    "title_canon_sha256": "3a6a52717c78d699a212a195dbf770a34d3c5b18bf4b6423ca8d0c8b214b83fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11385",
    "kind": "arxiv",
    "version": 2
  }
}